Diet plate



FIG. 1 is a top plan view of a diet plate showing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a left side elevational view thereof;

FIG. 4 is a right side elevational view thereof;

FIG. 5 is a rear elevational view thereof;

FIG. 6 is a bottom plan view thereof; and

FIG. 7 is a cross-sectional view thereof taken along line 7--7 of FIG. 1. 

The ornamental design for a diet plate, substantially as shown. 